4 * Copyright (c) 1996-1998 Mark Brinicombe.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by Mark Brinicombe
19 * for the NetBSD Project.
20 * 4. The name of the company nor the name of the author may be used to
21 * endorse or promote products derived from this software without specific
22 * prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
25 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
26 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
28 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
42 #include <arm/arm32/psl.h>
43 #include <machine/asm.h>
44 #include <machine/cpu.h>
52 .word _C_LABEL(cpu_info_store)
55 mov r3, r0 /* Save the new value */
56 ldr r1, .Lcpu_info_store /* Get the current spl level */
61 stmfd sp!, {r0, r1, r4, lr} /* Preserve registers */
63 /* Disable interrupts */
65 orr r2, r4, #(I32_bit)
68 str r3, [r1, #CI_CPL] /* Store the new spl level */
69 bl _C_LABEL(irq_setmasks) /* Update the actual masks */
70 msr cpsr_c, r4 /* Restore interrupts */
72 ldmfd sp!, {r0, r1, r4, pc} /* Restore registers */
75 mov r3, r0 /* Save the new value */
76 ldr r1, .Lcpu_info_store /* Get the current spl level */
81 stmfd sp!, {r0, r1, r4, lr} /* Preserve registers */
83 /* Disable interrupts */
85 orr r2, r4, #(I32_bit)
88 str r3, [r1, #CI_CPL] /* Store the new spl level */
90 bl _C_LABEL(irq_setmasks) /* Update the actual masks */
92 #ifdef __HAVE_FAST_SOFTINTS
93 bl _C_LABEL(dosoftints) /* Process any pending soft ints */
95 ldmfd sp!, {r0, r1, r4, pc} /* restore registers */
98 mov r3, r0 /* Save the new value */
99 ldr r1, .Lcpu_info_store /* Get the current spl level */
100 ldr r0, [r1, #CI_CPL]
104 stmfd sp!, {r0, r1, r4, lr}
106 /* Disable interrupts */
108 orr r2, r4, #(I32_bit)
111 str r3, [r1, #CI_CPL] /* Store the new spl level */
113 bl _C_LABEL(irq_setmasks) /* Update the actual masks */
114 #ifdef __HAVE_FAST_SOFTINTS
115 bl _C_LABEL(dosoftints) /* Process any pending soft ints */
118 ldmfd sp!, {r0, r1, r4, pc}